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Nov 17

Hafnium

NMR- Data

Isotope  177Hf Spin  7/2
Natural abundance (%)  18.60 Magnetic moment μ/μN  0.8997
Magnetogyric ratio
γ/107rad s-1T-1		  1.086 Quadrupole moment
Q/fm2		  336.5
Frequency ratio
Ξ/%		  4.007* Reference Sample  –
Sample conditions  – Line-width factor
l/fm4		  1.5*104
receptivity relative to 1H  2.61*10-4 receptivity relative to 13C  1.54
Larmor Frequenzies (MHz) vs. Bruker Field Strengths (Tesla)
7.04925 9.39798 11.7467 14.0954
 12.18  16.24  20.30  24.36
16.4442 17.6185 18.7929 19.9673
 28.42  30.45  32.48  34.51
21.1416 22.3160 23.4904
 36.53  38.56  40.59
Isotope  179Hf Spin  9/2
Natural abundance (%)  13.62 Magnetic moment μ/μN  -0.7085
Magnetogyric ratio
γ/107rad s-1T-1		  -0.6821 Quadrupole moment
Q/fm2		  379.3
Frequency ratio
Ξ/%		  2.517* Reference Sample  –
Sample conditions  – Line-width factor
l/fm4		  1.1*104
receptivity relative to 1H  7.45*10-5 receptivity relative to 13C  0.438
Larmor Frequenzies (MHz) vs. Bruker Field Strengths (Tesla)
7.04925 9.39798 11.7467 14.0954
 7.65  10.20  12.75  15.30
16.4442 17.6185 18.7929 19.9673
 17.85  19.13  20.40  21.68
21.1416 22.3160 23.4904
 22.95  24.23  25.50

*Value calculated from literature data on nuclear magnetic moments

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